(Java) AES-128 數據加密

 

 

package com.vcgeek.hephaestus.utils;

import javax.crypto.Cipher;
import javax.crypto.spec.SecretKeySpec;


public class AESUtil {

    //  AES-128 數據加密的 JAVA 實現
    public static byte[] Encrypt(byte[] sSrc, byte[] sKey){
        try{
            SecretKeySpec skeySpec = new SecretKeySpec(sKey, "AES");
            Cipher cipher = Cipher.getInstance("AES/ECB/NoPadding");
            cipher.init(Cipher.ENCRYPT_MODE, skeySpec);
            byte[] encrypted = cipher.doFinal(sSrc);
            return encrypted;
        }catch(Exception ex){
            return null;
        }
    }

    //  AES-128 數據解密的 JAVA 實現
    public static byte[] Decrypt(byte[] sSrc, byte[] sKey){
        try{
            SecretKeySpec skeySpec = new SecretKeySpec(sKey, "AES");
            Cipher cipher = Cipher.getInstance("AES/ECB/NoPadding");
            cipher.init(Cipher.DECRYPT_MODE, skeySpec);
            byte[] dncrypted = cipher.doFinal(sSrc);
            return dncrypted;
        }catch(Exception ex){
            return null;
        }
    }

}